Usage Tips:High Magnification Magnifier kit provides 5X/10X magnification to help those with amblyopia with more clear sight. Weight as light as 160g is convenient for use for long time and effective protection for wrist joint.Dual-Len Design Dual lens ensure free and easy magnification collocation.Optical Lens Clear and distortion-free magnifying lens can prevent visual fatigue with effective eyesight protection, the handle with comfortable ergonomic design is suitable for children, adults, elderly, amateurs and professionals.Two Light Switching Its equipped with 6 high-brightness LED beads and 2 counterfeit detection lights to read books, stamps and detect counterfeit banknotes more conveniently. It is functional with only 3 AAA batteries (batteries not included).Big-Size Lens with HD View Field 90mm diameter of primary lens, 78mm diameter of secondary lens (wiping cloth included).